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log: add an easy way to disable log rate limiting

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Should help with debuggin bugs like:

https://bugzilla.redhat.com/show_bug.cgi?id=554405
This commit is contained in:
Lennart Poettering 2010-01-13 17:35:04 +01:00
parent 4bcb1a909f
commit 21b484e056
1 changed files with 50 additions and 38 deletions
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88
src/pulsecore/log.c
View file

@ -61,6 +61,7 @@
#define ENV_LOG_PRINT_LEVEL "PULSE_LOG_LEVEL"
#define ENV_LOG_BACKTRACE "PULSE_LOG_BACKTRACE"
#define ENV_LOG_BACKTRACE_SKIP "PULSE_LOG_BACKTRACE_SKIP"
#define ENV_LOG_NO_RATELIMIT "PULSE_LOG_NO_RATE_LIMIT"
static char *ident = NULL; /* in local charset format */
static pa_log_target_t target = PA_LOG_STDERR, target_override;
@ -68,6 +69,7 @@ static pa_bool_t target_override_set = FALSE;
static pa_log_level_t maximum_level = PA_LOG_ERROR, maximum_level_override = PA_LOG_ERROR;
static unsigned show_backtrace = 0, show_backtrace_override = 0, skip_backtrace = 0;
static pa_log_flags_t flags = 0, flags_override = 0;
static pa_bool_t no_rate_limit = FALSE;
#ifdef HAVE_SYSLOG_H
static const int level_to_syslog[] = {
@ -195,54 +197,61 @@ static char* get_backtrace(unsigned show_nframes) {
#endif
static void init_defaults(void) {
const char *e;
PA_ONCE_BEGIN {
if (!ident) {
char binary[256];
if (pa_get_binary_name(binary, sizeof(binary)))
pa_log_set_ident(binary);
}
const char *e;
if (getenv(ENV_LOG_SYSLOG)) {
target_override = PA_LOG_SYSLOG;
target_override_set = TRUE;
}
if (!ident) {
char binary[256];
if (pa_get_binary_name(binary, sizeof(binary)))
pa_log_set_ident(binary);
}
if ((e = getenv(ENV_LOG_LEVEL))) {
maximum_level_override = (pa_log_level_t) atoi(e);
if (getenv(ENV_LOG_SYSLOG)) {
target_override = PA_LOG_SYSLOG;
target_override_set = TRUE;
}
if (maximum_level_override >= PA_LOG_LEVEL_MAX)
maximum_level_override = PA_LOG_LEVEL_MAX-1;
}
if ((e = getenv(ENV_LOG_LEVEL))) {
maximum_level_override = (pa_log_level_t) atoi(e);
if (getenv(ENV_LOG_COLORS))
flags_override |= PA_LOG_COLORS;
if (maximum_level_override >= PA_LOG_LEVEL_MAX)
maximum_level_override = PA_LOG_LEVEL_MAX-1;
}
if (getenv(ENV_LOG_PRINT_TIME))
flags_override |= PA_LOG_PRINT_TIME;
if (getenv(ENV_LOG_COLORS))
flags_override |= PA_LOG_COLORS;
if (getenv(ENV_LOG_PRINT_FILE))
flags_override |= PA_LOG_PRINT_FILE;
if (getenv(ENV_LOG_PRINT_TIME))
flags_override |= PA_LOG_PRINT_TIME;
if (getenv(ENV_LOG_PRINT_META))
flags_override |= PA_LOG_PRINT_META;
if (getenv(ENV_LOG_PRINT_FILE))
flags_override |= PA_LOG_PRINT_FILE;
if (getenv(ENV_LOG_PRINT_LEVEL))
flags_override |= PA_LOG_PRINT_LEVEL;
if (getenv(ENV_LOG_PRINT_META))
flags_override |= PA_LOG_PRINT_META;
if ((e = getenv(ENV_LOG_BACKTRACE))) {
show_backtrace_override = (unsigned) atoi(e);
if (getenv(ENV_LOG_PRINT_LEVEL))
flags_override |= PA_LOG_PRINT_LEVEL;
if (show_backtrace_override <= 0)
show_backtrace_override = 0;
}
if ((e = getenv(ENV_LOG_BACKTRACE))) {
show_backtrace_override = (unsigned) atoi(e);
if ((e = getenv(ENV_LOG_BACKTRACE_SKIP))) {
skip_backtrace = (unsigned) atoi(e);
if (show_backtrace_override <= 0)
show_backtrace_override = 0;
}
if (skip_backtrace <= 0)
skip_backtrace = 0;
}
if ((e = getenv(ENV_LOG_BACKTRACE_SKIP))) {
skip_backtrace = (unsigned) atoi(e);
if (skip_backtrace <= 0)
skip_backtrace = 0;
}
if (getenv(ENV_LOG_NO_RATELIMIT))
no_rate_limit = TRUE;
} PA_ONCE_END;
}
void pa_log_levelv_meta(
@ -268,9 +277,7 @@ void pa_log_levelv_meta(
pa_assert(level < PA_LOG_LEVEL_MAX);
pa_assert(format);
PA_ONCE_BEGIN {
init_defaults();
} PA_ONCE_END;
init_defaults();
_target = target_override_set ? target_override : target;
_maximum_level = PA_MAX(maximum_level, maximum_level_override);
@ -428,5 +435,10 @@ pa_bool_t pa_log_ratelimit(void) {
/* Not more than 10 messages every 5s */
static PA_DEFINE_RATELIMIT(ratelimit, 5 * PA_USEC_PER_SEC, 10);
init_defaults();
if (no_rate_limit)
return TRUE;
return pa_ratelimit_test(&ratelimit);
}